Daily Practice

Higher

13th June 1972

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Probability Trees3 marks
4 of 7 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
2
Capture Recapture3 marks
40 fish are marked and released. Later 42 are caught, of which 6 are marked. Estimate the population.
3
Standard Form3 marks
Work out (18 x 10^8) / (3 x 10^5). Give your answer in standard form.
4
Equation of a Line3 marks
A line has gradient 3 and passes through (1, -5). Work out its equation.
5
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 2 : 3. Write y in terms of x.

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